/Engine/Source/Runtime/Core/Public/Math/Vector.h
Triple product of three vectors: X dot (Y cross Z).
The triple product: X dot (Y cross Z).
static T Triple ( const [TVector](API\Runtime\Core\Math\TVector)< T > & X, const [TVector](API\Runtime\Core\Math\TVector)< T > & Y, const [TVector](API\Runtime\Core\Math\TVector)< T > & Z )